deserializers/contiguous.hpp

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#pragma once
 
#include "../exceptions.hpp"
#include "base.hpp"
#include <limits>
#include <string.h>
 
namespace jaffarCommon
{
 
namespace deserializer
{
 
class Contiguous final : public deserializer::Base
{
public:
  Contiguous(const void* __restrict inputDataBuffer = nullptr, const size_t inputDataBufferSize = std::numeric_limits<uint32_t>::max())
      : deserializer::Base(inputDataBuffer, inputDataBufferSize)
  {
  }
 
  ~Contiguous() = default;
 
  __JAFFAR_COMMON__INLINE__ void popContiguous(void* const __restrict outputDataBuffer, const size_t count) override
  {
    // Making sure we do not exceed the maximum size estipulated
    if (_inputDataBufferPos + count > _inputDataBufferSize)
      JAFFAR_THROW_RUNTIME("Maximum input data position reached (%lu) by current position (%lu) + count (%lu) before contiguous deserialization", _inputDataBufferSize,
                           _inputDataBufferPos, count);
 
    // Only perform memcpy if the input block is not null
    if (outputDataBuffer != nullptr && _inputDataBuffer != nullptr) memcpy(outputDataBuffer, &_inputDataBuffer[_inputDataBufferPos], count);
 
    // Moving input data pointer position
    _inputDataBufferPos += count;
  }
 
  __JAFFAR_COMMON__INLINE__ void pop(void* const __restrict outputDataBuffer, const size_t count) override { popContiguous(outputDataBuffer, count); }
};
 
} // namespace deserializer
 
} // namespace jaffarCommon